工业建筑的预制构件生产中,全国通用图集G410(一)、(二)、(三)中1.5×6.0米预应力钢筋混凝土屋面板,是工业厂房结构构件中量大、面广的产品。图集自1974年发行以来,全国各地普遍采用。在多年的生产实践中,感到图集二分册G410(二)中0.9×6.0米钢筋混凝土嵌板、檐口板与G410 In the production of prefabricated components for industrial buildings, the 1.5 × 6.0 m prestressed reinforced concrete roof slabs in the National Atlas G410 (a), (b), and (c) are large-volume and wide-ranging products in structural components of industrial plants. The Atlas has been widely adopted throughout the country since it was published in 1974. In the production practice for many years, it was felt that the 0.9×6.0m reinforced concrete panel, sill plate and G410 in the second volume G410 (II).